rtprio(1) on FreeBSD
The text 7ed5b28d44ea, as FreeBSD 3.2-RELEASE, FreeBSD 3.1-RELEASE, FreeBSD 3.0-RELEASE shipped it.
execute, examine or modify a utility's or process's realtime or idletime scheduling priority
The text 7ed5b28d44ea, as FreeBSD 3.2-RELEASE, FreeBSD 3.1-RELEASE, FreeBSD 3.0-RELEASE shipped it.
execute, examine or modify a utility's or process's realtime or idletime scheduling priority